VDB-135036 · CVE-2019-11328 · BID 108360

Singularity up to 3.2.0-rc2 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Singularity up to 3.2.0-rc2. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /run/singularity/instances/sing/<user>/<instance>. The manipulation results in access control. This vulnerability is identified as CVE-2019-11328. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Singularity up to 3.2.0-rc2. Affected is some unknown processing of the file /run/singularity/instances/sing/<user>/<instance>. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Singularity 3.1.0 to 3.2.0-rc2, a malicious user with local/network access to the host system (e.g. ssh) could exploit this vulnerability due to insecure permissions allowing a user to edit files within `/run/singularity/instances/sing/<user>/<instance>`. The manipulation of those files can change the behavior of the starter-suid program when instances are joined resulting in potential privilege escalation on the host.

The bug was discovered 05/16/2019. The weakness was released 05/14/2019 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2019-11328 since 04/18/2019. It is possible to launch the attack remotely. Required for exploitation is a authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.3

VulDB Base Score: 6.3
VulDB Temp Score: 5.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Upgrade: github.com

Timelineinfo

04/18/2019 🔍
05/14/2019 +26 days 🔍
05/15/2019 +1 days 🔍
05/16/2019 +1 days 🔍
09/19/2023 +1587 days 🔍

Sourcesinfo

Advisory: FEDORA-2019-25ecc42592
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-11328 (🔍)
GCVE (CVE): GCVE-0-2019-11328
GCVE (VulDB): GCVE-100-135036
SecurityFocus: 108360

Entryinfo

Created: 05/15/2019 09:51
Updated: 09/19/2023 14:27
Changes: 05/15/2019 09:51 (53), 06/12/2020 10:59 (2), 09/19/2023 14:27 (6)
Complete: 🔍
Cache ID: 216::103

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